Ubuntu Security Notice 3953-2 - USN-3953-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. It was discovered that PHP incorrectly handled certain exif tags in JPEG images. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.
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Ubuntu Security Notice USN-3953-2
May 01, 2019
php5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in PHP.
Software Description:
- php5: HTML-embedded scripting language interpreter
Details:
USN-3953-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that PHP incorrectly handled certain exif tags in
JPEG images. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 ESM:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.29+esm1
php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm1
php5-cli 5.5.9+dfsg-1ubuntu4.29+esm1
php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm1
Ubuntu 12.04 ESM:
libapache2-mod-php5 5.3.10-1ubuntu3.35
php5-cgi 5.3.10-1ubuntu3.35
php5-cli 5.3.10-1ubuntu3.35
php5-fpm 5.3.10-1ubuntu3.35
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3953-2
https://usn.ubuntu.com/usn/usn-3953-1
CVE-2019-11034, CVE-2019-11035